Cable Blocking Sealant

Cable Blocking Sealant for telecom and utility cable entries, supporting OEM/ODM customization, stable supply, and reliable sealing for ducts, manholes, and network installations.

Butyl Rubber Mastic Insulation Sealant Tape Water Resistant UV Resistant for Cables

US$0.09 /rolls

Price varies depending on material, logo, quantity and customization requirements.

MOQ 1,000 rolls
Model NO. SE-1291
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

ApplicationOptical cable junction boxMaterialButyl Rubber
FeatureWater Resistant, Anti-Aging, Uv Resistant, high-sticky, strong adhesionLength400mm, 500mm
After-sale ServiceOnline Technical Supportroofing product typeInsulation
ShapeRollsProject Solution Capabilitygraphic design, 3D model design, total solution for projects, Cross Categories Consolidation
Design StyleTraditionalTypeButyl Rubber Mastic Tape
FunctionWaterproof/SealOperating Temperature-5°C~45°C
Purpose 1:Sealing of cable joints and telecommunication jointsPurpose 2:Insulation and waterproofing of overhead insulated lines.

We are a professional manufacturer and supplier, dedicated to maintaining consistent quality and establishing long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 Rensino Sealants Co., Ltd. All rights reserved.
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Butyl Rubber Mastic Insulation Sealant Tape Water Resistant UV Resistant for Cables

SKU: SE-1291

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